Perhaps you should try some spelling variations:
information science » information society, information service, information services
des developpement » des developpements, de developpement, le developpement
de communication » mobile communication, online communication
developpement de » developpement des, developpement durable
technologies 2 » technologies _, technologies 4
de afrique » de l'afrique, en afrique, l afrique
science 1 » science _, science a
1 de » 1 die, 1 der, _ de

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies 2 information science 1 de communication _ des developpement de afrique.*.